George Washington Carver was an African-American agricultural scientist and inventor. He is best known for his work with peanuts, soybeans, and sweet potatoes, and for developing hundreds of uses for these crops. Carver was also a noted advocate for sustainable agriculture and conservation.
2. Norman Borlaug (1914-2009)
Norman Borlaug was an American agronomist and humanitarian who is credited with saving over a billion people from starvation. He is best known for his work in developing high-yielding varieties of wheat, which helped to increase food production in developing countries. Borlaug was awarded the Nobel Peace Prize in 1970 for his contributions to world peace through increased food production.
3. Wangari Maathai (1940-2011)
Wangari Maathai was a Kenyan environmentalist and political activist. She is best known for her work in planting trees, and for founding the Green Belt Movement, which has planted over 51 million trees in Africa. Maathai was awarded the Nobel Peace Prize in 2004 for her contributions to sustainable development, democracy, and peace.
4. Rattan Lal (born 1944)
Rattan Lal is an Indian-American soil scientist who is considered to be one of the world's leading experts on soil health. He is best known for his work on soil carbon sequestration, and for developing conservation farming practices that can help to improve soil health and agricultural productivity. Lal was awarded the World Food Prize in 2020 for his contributions to sustainable agriculture.